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Service bulletin ITB97022

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id52147
Published by NHTSA1997-07-17
Manufacturer's numberITB97022
Manufacturer's date1997-04-16
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM

NHTSA's summary

QX4 ENGINE HEATER. *TW

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Engine, Cooling system

Vehicles listed
INFINITI QX41997

Listing a model year does not mean every vehicle of it is concerned: the document says which.